Quarter	National currency, sum over component sub-periods
1997-01-01	938000000
1997-04-01	-23000000
1997-07-01	7190000000
1997-10-01	6956000000
1998-01-01	21630000000
1998-04-01	-608000000
1998-07-01	-571000000
1998-10-01	-3785000000
1999-01-01	-2154000000
1999-04-01	6230000000
1999-07-01	1415000000
1999-10-01	13226000000
2000-01-01	7218000000
2000-04-01	8119000000
2000-07-01	8391000000
2000-10-01	863000000
2001-01-01	30115000000
2001-04-01	4536000000
2001-07-01	-7218000000
2001-10-01	-17904000000
2002-01-01	9528000000
2002-04-01	-4033000000
2002-07-01	-20690000000
2002-10-01	9390000000
2003-01-01	27666000000
2003-04-01	4678000000
2003-07-01	-12324000000
2003-10-01	9988000000
2004-01-01	8689000000
2004-04-01	-12024000000
2004-07-01	-7139000000
2004-10-01	17660000000
2005-01-01	19797000000
2005-04-01	21222000000
2005-07-01	9013000000
2005-10-01	6821000000
2006-01-01	23043000000
2006-04-01	4298000000
2006-07-01	32069000000
2006-10-01	33186000000
2007-01-01	33301000000
2007-04-01	61492000000
2007-07-01	-11176000000
2007-10-01	27346000000
2008-01-01	-3725000000
2008-04-01	49838000000
2008-07-01	-4632000000
2008-10-01	-63569000000
2009-01-01	19386000000
2009-04-01	-3962000000
2009-07-01	-20616000000
2009-10-01	-32797000000
2010-01-01	25377000000
2010-04-01	31623000000
2010-07-01	4767000000
2010-10-01	35536000000
2011-01-01	922000000
2011-04-01	11555000000
2011-07-01	80554000000
2011-10-01	34068000000
2012-01-01	61845000000
2012-04-01	40252000000
2012-07-01	-29091000000
2012-10-01	-41730000000
2013-01-01	-3786000000
2013-04-01	4833000000
2013-07-01	-11689000000
2013-10-01	-35126000000
2014-01-01	-43682000000
2014-04-01	-32203000000
2014-07-01	25418000000
2014-10-01	18402000000
2015-01-01	6298000000
2015-04-01	5213000000
2015-07-01	21728000000
2015-10-01	13069000000
2016-01-01	31628000000
2016-04-01	26325000000
2016-07-01	28352000000
2016-10-01	6035000000
2017-01-01	63903000000
2017-04-01	-18216000000
2017-07-01	16948000000
2017-10-01	-3021000000
2018-01-01	12976000000
2018-04-01	85785000000